worry about和care about有什么区别

1.I really care about my work; I don't care.
我真的关心我的工作；我不关心.
来源：dj.iciba.com
2.Would you care about a cup of tea?
你想要喝杯茶吗?
来源：dj.iciba.com
3.He gads about without a care in the word.
他无忧无虑在世界各地游逛.
来源：dj.iciba.com
4.She does not care about her husband at all.
她根本不关心她的丈夫.
1.Worry about her debts preys on her mind.
欠债的事使她忧心忡忡.
来源：dj.iciba.com
2.You do not have to worry about that.
你不必为此担心.
来源：dj.iciba.com
3.Do not worry about something before it has happened.
未到桥头莫急过；在困难出现之前不要为困难发愁.
来源：dj.iciba.com
4.So there is nothing to worry about any more.
因此再也没有什么事发愁了.
来源：dj.iciba.com
5.Such people never have to worry about their future.
这种人从来不必为前途担忧.

worry about是担心/忧虑,care about是关心